Recent activity by SilviaKetcha

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What is the predicted reactivity of the group 1A (alkali metals) inorganic compounds based on their electronic configuration?

answered Feb 24 in Inorganic Chemistry

1 answer 32 views

How do the properties of the dispersed phase and continuous phase of a colloid affect its stability and coagulation, and what mechanisms can be used to control these processes?

asked Feb 22 in Surface Chemistry

1 answer 29 views

What is the effect of pH on the zeta potential of colloidal particles, and how can this be measured using a zeta potential analyzer?

asked Feb 22 in Surface Chemistry

1 answer 28 views

What is the coordination geometry and number of the metal center in the active site of hemoglobin?

asked Feb 20 in Coordination Chemistry

1 answer 41 views

What is the purity of a sample of acetanilide if its melting point range is observed to be 114.5-116°C and the literature value for pure acetanilide is 114-115°C?

asked Feb 20 in Analytical Chemistry

1 answer 36 views

How does the formation and transport of lipoproteins within the human body relate to the regulation of lipid metabolism and the development of cardiovascular disease?

answered Feb 20 in BioChemistry

1 answer 27 views

What is the Faraday constant, and how is it calculated for a given electrochemical cell? Take the example of a cell with nickel electrodes in 1M nickel sulfate solution at 25°C and apply the formula to determine the Faraday constant.

asked Feb 20 in ElectroChemistry

1 answer 29 views

What is the reaction mechanism for the electrophilic addition of hydrogen bromide to propene and what are the major and minor products formed?

answered Feb 20 in Organic Chemistry

1 answer 27 views

How does the electronic structure of transition metal complexes affect their photochemical properties? Provide examples of well-known transition metal complexes and explain how their electronic structures relate to their photochemical properties.

answered Feb 20 in PhotoChemistry

1 answer 31 views

How does cooling rate and melt processing affect the crystallization behavior and morphology of polyethylene terephthalate (PET) ?

answered Feb 19 in Polymer Chemistry

1 answer 28 views

How does the inhibition of the enzyme fatty acid synthase (FAS) affect the intracellular signaling pathways involved in regulating lipid metabolism?

asked Feb 13 in BioChemistry

1 answer 49 views

How does inadequate training for chemistry teachers affect students' understanding and engagement in the subject?

asked Feb 13 in Chemical education

1 answer 35 views

How can we design drugs to effectively target specific genetic mutations that contribute to diseases such as cystic fibrosis, sickle cell anemia, or Huntington's disease?

asked Feb 12 in Medicinal Chemistry

1 answer 42 views

How can the surface properties of a biomaterial be modified to enhance its biocompatibility for medical applications? Provide a detailed explanation of the chemical principles behind the modification process and the methods used to characterize the modified biomaterial surface.

asked Feb 11 in Surface Chemistry

1 answer 36 views

How can the performance of polymer-based photovoltaic materials be improved by optimizing the composition and structure of the materials and their interfaces with electrodes?

asked Feb 10 in Polymer Chemistry

1 answer 43 views

How can the insufficient emphasis on practical applications of chemistry be addressed in the classroom to promote a better understanding and appreciation of the subject among students?

answered Feb 7 in Chemical education

1 answer 29 views

How can quantum information processing and quantum computing be applied in the field of drug discovery?

asked Feb 5 in Quantum Chemistry

1 answer 26 views

How can chemistry educators provide adequate support for students with learning disabilities in the classroom to ensure their success in understanding and applying complex chemistry concepts?

answered Feb 4 in Chemical education

1 answer 95 views

Determine the molecular geometry of the molecule CH3Cl using the VSEPR theory.

asked Feb 4 in Chemical bonding

1 answer 48 views

Calculate the standard enthalpy change (ΔH°) and standard entropy change (ΔS°) for the decomposition reaction of calcium carbonate (CaCO3) at 298 K:CaCO3(s) → CaO(s) + CO2(g)

answered Feb 3 in Inorganic Chemistry

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